Start matching endpoints against feature flags,
this will help us dropping the naming conventions
currently used by the Gadget Framework.
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
---
drivers/usb/gadget/epautoconf.c | 28 ++++++++++++++++++++++++++--
1 file changed, 26 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/gadget/epautoconf.c b/drivers/usb/gadget/epautoconf.c
index feaaa7b..d55b5c4 100644
--- a/drivers/usb/gadget/epautoconf.c
+++ b/drivers/usb/gadget/epautoconf.c
@@ -62,6 +62,31 @@ ep_matches (
if (USB_ENDPOINT_XFER_CONTROL == type)
return 0;
+ /* first check feature flags */
+ if (ep->has_dir_in ^ usb_endpoint_dir_in(desc))
+ return 0;
+
+ if (ep->has_dir_out ^ usb_endpoint_dir_out(desc))
+ return 0;
+
+ switch (type) {
+ case USB_ENDPOINT_XFER_CONTROL:
+ /* only ep0 */
+ return 0;
+ case USB_ENDPOINT_XFER_BULK:
+ if (!ep->has_bulk)
+ return 0;
+ goto match;
+ case USB_ENDPOINT_XFER_INT:
+ if (!ep->has_interrupt)
+ return 0;
+ goto match;
+ case USB_ENDPOINT_XFER_ISOC:
+ if (!ep->has_isochronous)
+ return 0;
+ goto match;
+ }
+
/* some other naming convention */
if ('e' != ep->name[0])
return 0;
@@ -159,8 +184,7 @@ ep_matches (
break;
}
- /* MATCH!! */
-
+match:
/* report address */
desc->bEndpointAddress &= USB_DIR_IN;
if (isdigit (ep->name [2])) {
--
1.8.4.1.559.gdb9bdfb
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